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[MSPORTS] Notify the installer of changes to the configuration of serial or parallel ports

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This commit is contained in:
Eric Kohl 2020-02-09 14:19:13 +01:00
parent ebfe9853aa
commit 85a854f6b5
2 changed files with 54 additions and 12 deletions
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50
dll/win32/msports/parallel.c
View File

@ -248,12 +248,14 @@ WritePortSettings(
HWND hwnd,
PPORT_DATA pPortData)
{
SP_PROPCHANGE_PARAMS PropChangeParams;
DWORD dwDisposition;
DWORD dwFilterResourceMethod;
DWORD dwLegacy;
DWORD dwPortNumber;
DWORD dwPortMap;
HKEY hKey;
BOOL bChanged = FALSE;
DWORD dwError;
TRACE("WritePortSettings(%p)\n", pPortData);
@ -282,13 +284,12 @@ WritePortSettings(
REG_DWORD,
(PBYTE)&dwFilterResourceMethod,
sizeof(dwFilterResourceMethod));
if (dwError != ERROR_SUCCESS)
{
ERR("RegSetValueExW failed (Error %lu)\n", dwError);
}
RegCloseKey(hKey);
pPortData->dwFilterResourceMethod = dwFilterResourceMethod;
if (dwError == ERROR_SUCCESS)
{
pPortData->dwFilterResourceMethod = dwFilterResourceMethod;
bChanged = TRUE;
}
}
}
@ -319,9 +320,8 @@ WritePortSettings(
if (dwError == ERROR_SUCCESS)
{
FIXME("Notify the driver!\n");
pPortData->dwLegacy = dwLegacy;
bChanged = TRUE;
}
}
}
@ -337,13 +337,39 @@ WritePortSettings(
if (dwPortMap & 1 << dwPortNumber)
{
ERR("Port LPT%lu is already in use!\n", dwPortNumber);
return;
}
ChangePortNumber(pPortData,
dwPortNumber);
else
{
ChangePortNumber(pPortData,
dwPortNumber);
bChanged = TRUE;
}
}
}
if (bChanged)
{
/* Notify the system */
PostMessageW(HWND_BROADCAST,
WM_WININICHANGE,
0,
(LPARAM)pPortData->szPortName);
/* Notify the installer (and device) */
PropChangeParams.ClassInstallHeader.cbSize = sizeof(SP_CLASSINSTALL_HEADER);
PropChangeParams.ClassInstallHeader.InstallFunction = DIF_PROPERTYCHANGE;
PropChangeParams.Scope = DICS_FLAG_GLOBAL;
PropChangeParams.StateChange = DICS_PROPCHANGE;
SetupDiSetClassInstallParams(pPortData->DeviceInfoSet,
pPortData->DeviceInfoData,
(PSP_CLASSINSTALL_HEADER)&PropChangeParams,
sizeof(SP_PROPCHANGE_PARAMS));
SetupDiCallClassInstaller(DIF_PROPERTYCHANGE,
pPortData->DeviceInfoSet,
pPortData->DeviceInfoData);
}
}

16
dll/win32/msports/serial.c
View File

@ -229,6 +229,7 @@ WritePortSettings(
HWND hwnd,
PPORT_DATA pPortData)
{
SP_PROPCHANGE_PARAMS PropChangeParams;
WCHAR szPortData[32];
HWND hwndControl;
INT nBaudRateIndex;
@ -329,6 +330,21 @@ WritePortSettings(
0,
(LPARAM)pPortData->szPortName);
/* Notify the installer (and device) */
PropChangeParams.ClassInstallHeader.cbSize = sizeof(SP_CLASSINSTALL_HEADER);
PropChangeParams.ClassInstallHeader.InstallFunction = DIF_PROPERTYCHANGE;
PropChangeParams.Scope = DICS_FLAG_GLOBAL;
PropChangeParams.StateChange = DICS_PROPCHANGE;
SetupDiSetClassInstallParams(pPortData->DeviceInfoSet,
pPortData->DeviceInfoData,
(PSP_CLASSINSTALL_HEADER)&PropChangeParams,
sizeof(SP_PROPCHANGE_PARAMS));
SetupDiCallClassInstaller(DIF_PROPERTYCHANGE,
pPortData->DeviceInfoSet,
pPortData->DeviceInfoData);
TRACE("Done!\n");
}